import { ExecOptions } from 'child_process';
import { Logger } from '@nu-art/ts-common';
/**
 * Extended ExecOptions with encoding support.
 */
export type CliOptions = ExecOptions & {
    encoding: BufferEncoding | string | null;
};
/**
 * Simple shell command executor using Node.js child_process.
 *
 * Executes shell commands synchronously via `exec()` and handles
 * output conversion. Supports debug logging and custom shell/options.
 *
 * **Behavior**:
 * - Uses `/bin/bash` as default shell
 * - Converts Buffer output to UTF-8 strings
 * - Logs stdout as info, stderr as error
 * - Throws CliError on command failure
 * - Supports UID tagging for log identification
 */
export declare class SimpleShell extends Logger {
    /** Debug mode flag (enables verbose command logging) */
    private _debug;
    /** Execution options for child_process.exec() */
    private cliOptions;
    /**
     * Executes a shell command and returns stdout/stderr.
     *
     * **Behavior**:
     * - Logs command in debug mode (wrapped in triple quotes)
     * - Converts Buffer output to UTF-8 strings
     * - Logs stdout as info, stderr as error
     * - Throws CliError if command fails (non-zero exit code)
     *
     * @param command - Shell command string to execute
     * @returns Promise resolving to stdout and stderr strings
     * @throws CliError if command execution fails
     */
    execute: (command: string) => Promise<{
        stdout: string;
        stderr: string;
    }>;
    debug(debug?: boolean): this;
    setShell(shell: string): void;
    setOptions(options: Partial<CliOptions>): void;
    setUID(uid: string): this;
}